<!DOCTYPE html>
<html lang="en" xmlns:th="http://www.thymeleaf.org">

<head th:replace="fragment :: head(~{::title})">
    <title>500</title>
</head>

<body>

<!--头部导航-->
<nav  th:replace="fragment :: menu(0)"></nav>

<br>
<br>
<br>

<div class="m-container-small m-padded-tb-massive">
    <div class="ui error message m-padded-tb-huge" >
        <div class="ui contianer">
            <h2>500</h2>
            <p>对不起，服务异常，请联系管理员</p>
        </div>
    </div>
</div>
<br>
<br>
<br>
<br>

<!--底部footer-->
<footer th:replace="fragment :: footer" class="ui inverted vertical segment m-padded-tb-massive"></footer>

</body>



</html>
